Langer's Sudoku Assistant

7
4
5
6
1
3
8
9
2
6
9
3
       
    
    
       
    
    
2
1
7
5
2
1
8
9
5
7
4
3
6
4
8
7
5
2
9
3
6
1
3
2
1
       
    
    
       
    
    
6
9
5
7
6
9
5
1
7
3
8
4
2
2
3
6
1
5
8
9
7
4
5
1
9
7
6
4
2
3
8
7
8
4
3
2
9
5
6
1

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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